Plant Structure
"The universe tends towards maximum disorder" is stated by

third law of thermodynamics
first law of thermodynamics
None of these
second law of thermodynamics

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Plant Structure
Cellular metabolism is an example of

a series of reactions occurring under standard conditions
equilibrium metabolism
steady-state metabolism
a series of reactions that defy the second law of thermodynamics

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Plant Structure
Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?

Both have their own ribosomes
Both strongly resemble prokaryotes, especially in size
Both can live and function independently of the cell
Both have their own DNA

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